add QueryAnalysisEntry, Attribute

Author: knonomura

docs/RubyAPIReference.files/sheet001.htm

@@ -74,6 +74,12 @@
   <td class=xl70 width=554 style='border-top:none;border-left:none;width:416pt'>Provides
   management functions for sets of row having same type</td>
  </tr>
+ <tr height=36 style='height:27.0pt'>
+  <td height=36 class=xl105 style='height:27.0pt;border-top:none'>QueryAnalysisEntry</td>
+  <td class=xl70 width=554 style='border-top:none;border-left:none;width:416pt'>Represents
+  one of information entries composing a query plan and the results of
+  analyzing a query operation.</td>
+ </tr>
  <tr height=18 style='height:13.5pt'>
   <td height=18 class=xl68 style='height:13.5pt;border-top:none'>GSException</td>
   <td class=xl70 width=554 style='border-top:none;border-left:none;width:416pt'>Represents